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transmission slipping

  1. Engine & Drivetrain
    I have a 2008 Acadia that will lose power when I'm accelerating and then "traction control off" light comes on also "service stabilitrak" they all happened simultaneously. I thought it was my transmission, I added some Lucas transmission stop leak stuff and a week or two later had to pull over...
  2. GMC Acadia
    Hello everyone. I am a long-time Acadia owner (since 2010), but new to this forum. Can anyone tell me what the best diagnostic tool to use for the Acadia? My check engine light just came on yesterday and my wife told me the transmission was slipping. I really want to see what the problem is...
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